Transcription of RIP - PacketLife.net
1 Jeremy Configuration! Enable RIPv2 IPv4 routingrouter ripversion 2! Disable RIPv2 automatic summarizationno auto-summary! Designate RIPv2 interfaces by networknetwork network! Identify unicast-only neighborsneighbor IP-address! Originate a default routedefault-information originate! Designate passive interfacespassive-interface {interface| default}! Modify timerstimers basic update invalid hold flushTerminologySplit HorizonA rule that states a router may not advertise a route back to the neighbor from which it was learnedTroubleshootingRoute PoisoningWhen a network becomes unreachable, an update with an infinite metric is generated to explicitly advertise the route as unreachableRIP ImplementationsRIPv1 Original RIP implementation, limited to classful routing (obsolete)RIPv2 Introduced support for classless routing, authentication, triggered updates, and multicast announcements (RFC 2453)RIPng (RIP Next Generation)Extends RIPv2 to support IPv6 routing (RFC 2080).
2 Functions very similarly to RIPv2 and is subsequently as limitedTypeAttributesAlgorithmAdmin DistanceDistance VectorBellman-Ford120 StandardProtocolsTransportRFCs 2080, 2453 IPv4, IPv6 UDPA uthenticationMulticast IPPlaintext, ::9show ip[v6] protocolsshow ip[v6] rip databasedebug ip rip { database | events }debug ipv6 rip [interface]MetricHop count (max 15)UpdateTimer DefaultsInvalid30 sec180 secFlushHold-down240 sec180 sec! Configure manual route summarizationip summary-address rip network mask! Enable MD5 authentication (RIPv2 only)ip rip authentication mode md5ip rip authentication key-chain key-chainshow ip[v6] route ripIPProtocols ComparisonIPv4 RIPv1 RIPv2 RIPngIPv4 IPv6 ClasslessNoYesYesAdv.
3 ::9 AuthenticationNonePlain, MD5 NonePoison ReverseA router advertises a network as unreachable through the interface on which it was learnedUDP Port520520521 Admin Distance120120120 RIPv2 Interface Configuration! Enable RIPng on the interfaceipv6 rip nameenable! Configure manual route summarizationipv6 rip namesummary-address prefixRIPng Interface ConfigurationRIPng Configuration! Enable IPv6 routingipv6 unicast-routing! Enable RIPng IPv6 routingipv6 router rip name! Toggle split-horizon and poison-reverse[no] split-horizon[no] poison-reverse! Modify timerstimers basic update invalid hold flush
